CREATE TABLE alembic_version (
    version_num VARCHAR(32) NOT NULL, 
    CONSTRAINT alembic_version_pkc PRIMARY KEY (version_num)
);

-- Running upgrade  -> 6165691326d4

CREATE TABLE permissions (
    id BIGINT UNSIGNED NOT NULL COMMENT '主键ID' AUTO_INCREMENT, 
    perm_code VARCHAR(128) NOT NULL COMMENT '权限编码，如 system:user:create', 
    perm_name VARCHAR(64) NOT NULL COMMENT '权限名称', 
    perm_type TINYINT NOT NULL COMMENT '类型：1菜单 2按钮 3接口' DEFAULT '1', 
    parent_id BIGINT UNSIGNED COMMENT '父权限ID（permissions.id），顶级为空', 
    sort_order INTEGER NOT NULL COMMENT '显示排序' DEFAULT '0', 
    status TINYINT NOT NULL COMMENT '状态：1启用 0禁用' DEFAULT '1', 
    create_time DATETIME NOT NULL COMMENT '创建时间' DEFAULT CURRENT_TIMESTAMP, 
    update_time DATETIME NOT NULL COMMENT '更新时间' DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, 
    CONSTRAINT pk_permissions PRIMARY KEY (id), 
    CONSTRAINT fk_permissions_parent_id FOREIGN KEY(parent_id) REFERENCES permissions (id) ON DELETE CASCADE, 
    CONSTRAINT uk_permissions_perm_code UNIQUE (perm_code)
)CHARSET=utf8mb4 ENGINE=InnoDB COMMENT='权限表' COLLATE utf8mb4_general_ci;

CREATE TABLE roles (
    id BIGINT UNSIGNED NOT NULL COMMENT '主键ID' AUTO_INCREMENT, 
    role_code VARCHAR(32) NOT NULL COMMENT '角色编码：admin系统管理员 user普通用户', 
    role_name VARCHAR(64) NOT NULL COMMENT '角色名称', 
    description VARCHAR(255) COMMENT '角色说明', 
    sort_order INTEGER NOT NULL COMMENT '显示排序' DEFAULT '0', 
    status TINYINT NOT NULL COMMENT '状态：1启用 0禁用' DEFAULT '1', 
    create_time DATETIME NOT NULL COMMENT '创建时间' DEFAULT CURRENT_TIMESTAMP, 
    update_time DATETIME NOT NULL COMMENT '更新时间' DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, 
    CONSTRAINT pk_roles PRIMARY KEY (id), 
    CONSTRAINT uk_roles_role_code UNIQUE (role_code)
)CHARSET=utf8mb4 ENGINE=InnoDB COMMENT='角色表' COLLATE utf8mb4_general_ci;

CREATE TABLE users (
    id BIGINT UNSIGNED NOT NULL COMMENT '主键ID' AUTO_INCREMENT, 
    username VARCHAR(64) NOT NULL COMMENT '登录用户名', 
    password VARCHAR(100) NOT NULL COMMENT '密码哈希（BCrypt，固定60字符）', 
    real_name VARCHAR(64) COMMENT '真实姓名', 
    phone VARCHAR(20) COMMENT '手机号', 
    email VARCHAR(128) COMMENT '邮箱', 
    status TINYINT NOT NULL COMMENT '状态：1启用 0禁用' DEFAULT '1', 
    token_version INTEGER NOT NULL COMMENT '令牌版本号：改密/禁用/强制下线时+1，使已签发Token立即失效' DEFAULT '1', 
    last_login_time DATETIME COMMENT '最后登录时间', 
    remark VARCHAR(255) COMMENT '备注', 
    create_time DATETIME NOT NULL COMMENT '创建时间' DEFAULT CURRENT_TIMESTAMP, 
    update_time DATETIME NOT NULL COMMENT '更新时间' DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, 
    CONSTRAINT pk_users PRIMARY KEY (id), 
    CONSTRAINT uk_users_username UNIQUE (username)
)CHARSET=utf8mb4 ENGINE=InnoDB COMMENT='系统用户表' COLLATE utf8mb4_general_ci;

CREATE INDEX idx_users_phone ON users (phone);

CREATE TABLE login_logs (
    id BIGINT UNSIGNED NOT NULL COMMENT '主键ID' AUTO_INCREMENT, 
    user_id BIGINT UNSIGNED COMMENT '用户ID（账号不存在时为空）', 
    username VARCHAR(64) NOT NULL COMMENT '登录用户名（原样记录）', 
    ip VARCHAR(45) COMMENT '客户端IP（45位兼容IPv6）', 
    user_agent VARCHAR(255) COMMENT '客户端User-Agent（截断存储）', 
    success TINYINT NOT NULL COMMENT '是否成功：1成功 0失败' DEFAULT '0', 
    fail_reason VARCHAR(64) COMMENT '失败原因：验证码错误/用户名或密码错误/账号锁定/账号禁用', 
    create_time DATETIME NOT NULL COMMENT '创建时间' DEFAULT CURRENT_TIMESTAMP, 
    CONSTRAINT pk_login_logs PRIMARY KEY (id), 
    CONSTRAINT fk_login_logs_user_id FOREIGN KEY(user_id) REFERENCES users (id) ON DELETE SET NULL
)CHARSET=utf8mb4 ENGINE=InnoDB COMMENT='登录日志表' COLLATE utf8mb4_general_ci;

CREATE INDEX idx_login_logs_create_time ON login_logs (create_time);

CREATE INDEX idx_login_logs_username ON login_logs (username);

CREATE TABLE role_permissions (
    id BIGINT UNSIGNED NOT NULL COMMENT '主键ID' AUTO_INCREMENT, 
    role_id BIGINT UNSIGNED NOT NULL COMMENT '角色ID（roles.id）', 
    permission_id BIGINT UNSIGNED NOT NULL COMMENT '权限ID（permissions.id）', 
    create_time DATETIME NOT NULL COMMENT '创建时间' DEFAULT CURRENT_TIMESTAMP, 
    CONSTRAINT pk_role_permissions PRIMARY KEY (id), 
    CONSTRAINT fk_role_permissions_permission_id FOREIGN KEY(permission_id) REFERENCES permissions (id) ON DELETE CASCADE, 
    CONSTRAINT fk_role_permissions_role_id FOREIGN KEY(role_id) REFERENCES roles (id) ON DELETE CASCADE, 
    CONSTRAINT uk_role_permissions_role_id_permission_id UNIQUE (role_id, permission_id)
)CHARSET=utf8mb4 ENGINE=InnoDB COMMENT='角色权限关联表' COLLATE utf8mb4_general_ci;

CREATE INDEX idx_role_permissions_permission_id ON role_permissions (permission_id);

CREATE TABLE user_roles (
    id BIGINT UNSIGNED NOT NULL COMMENT '主键ID' AUTO_INCREMENT, 
    user_id BIGINT UNSIGNED NOT NULL COMMENT '用户ID（users.id）', 
    role_id BIGINT UNSIGNED NOT NULL COMMENT '角色ID（roles.id）', 
    create_time DATETIME NOT NULL COMMENT '创建时间' DEFAULT CURRENT_TIMESTAMP, 
    CONSTRAINT pk_user_roles PRIMARY KEY (id), 
    CONSTRAINT fk_user_roles_role_id FOREIGN KEY(role_id) REFERENCES roles (id) ON DELETE CASCADE, 
    CONSTRAINT fk_user_roles_user_id FOREIGN KEY(user_id) REFERENCES users (id) ON DELETE CASCADE, 
    CONSTRAINT uk_user_roles_user_id_role_id UNIQUE (user_id, role_id)
)CHARSET=utf8mb4 ENGINE=InnoDB COMMENT='用户角色关联表' COLLATE utf8mb4_general_ci;

CREATE INDEX idx_user_roles_role_id ON user_roles (role_id);

INSERT INTO roles (role_code, role_name, description, sort_order) VALUES ('admin', '系统管理员', '全部权限，含计提参数与系数表配置', 1);

INSERT INTO roles (role_code, role_name, description, sort_order) VALUES ('user', '普通用户', '业务操作', 2);

INSERT INTO alembic_version (version_num) VALUES ('6165691326d4');